package com.mars.gateway.filter;

import com.mars.common.utils.MarsConstant;
import com.mars.common.utils.PasswordUtils;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.http.server.reactive.ServerHttpRequest;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

@Component
@Order(0)
public class AuthorizeFilter implements GlobalFilter, Ordered {
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {

        ServerHttpRequest req = exchange
                .getRequest()
                .mutate()
                .header(MarsConstant.GATEWAY_KEY, PasswordUtils.encodePassword(MarsConstant.GATEWAY_VALUE,null))
                .build();

        return chain.filter(exchange.mutate().request(req).build());

    }

    @Override
    public int getOrder() {
        return 0;
    }
}
